Finding the Fourth Proportional to 31,635.83, 43,655.85 and 17,485.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,635.83 : 43,655.85 = 17,485.94 : x
2. Step 2: Convert to fraction form
   31,635.83/43,655.85 = 17,485.94/x
3. Step 3: Cross multiply
   31,635.83x = 43,655.85 × 17,485.94
4. Step 4: Simplify right side
   31,635.83x = 763,363,682.89
5. Step 5: Solve for x
   x = 763,363,682.89/31,635.83
6. Step 6: Final answer
   x = 24,129.72